/*
	[Discuz!] (C)2001-2099 Comsenz Inc.
	This is NOT a freeware, use is subject to license terms

	$Id: forum.js 33824 2013-08-19 08:26:11Z nemohou $
 */
function saveData(ignoreempty) {
	var ignoreempty = isUndefined(ignoreempty) ? 0 : ignoreempty;
	var obj = $('postform')
			&& (($('fwin_newthread') && $('fwin_newthread').style.display == '') || ($('fwin_reply') && $('fwin_reply').style.display == '')) ? $('postform')
			: ($('fastpostform') ? $('fastpostform') : $('postform'));
	if (!obj)
		return;
	if (typeof isfirstpost != 'undefined') {
		if (typeof wysiwyg != 'undefined' && wysiwyg == 1) {
			var messageisnull = trim(html2bbcode(editdoc.body.innerHTML)) === '';
		} else {
			var messageisnull = $('postform').message.value === '';
		}
		if (isfirstpost
				&& (messageisnull && $('postform').subject.value === '')) {
			return;
		}
		if (!isfirstpost && messageisnull) {
			return;
		}
	}
	var data = subject = message = '';
	for (var i = 0; i < obj.elements.length; i++) {
		var el = obj.elements[i];
		if (el.name != ''
				&& (el.tagName == 'SELECT' || el.tagName == 'TEXTAREA' || el.tagName == 'INPUT'
						&& (el.type == 'text' || el.type == 'checkbox'
								|| el.type == 'radio' || el.type == 'hidden' || el.type == 'select'))
				&& el.name.substr(0, 6) != 'attach') {
			var elvalue = el.value;
			if (el.name == 'subject') {
				subject = trim(elvalue);
			} else if (el.name == 'message') {
				if (typeof wysiwyg != 'undefined' && wysiwyg == 1) {
					elvalue = html2bbcode(editdoc.body.innerHTML);
				}
				message = trim(elvalue);
			}
			if ((el.type == 'checkbox' || el.type == 'radio') && !el.checked) {
				continue;
			} else if (el.tagName == 'SELECT') {
				elvalue = el.value;
			} else if (el.type == 'hidden') {
				if (el.id) {
					eval('var check = typeof ' + el.id
							+ '_upload == \'function\'');
					if (check) {
						elvalue = elvalue;
						if ($(el.id + '_url')) {
							elvalue += String.fromCharCode(1)
									+ $(el.id + '_url').value;
						}
					} else {
						continue;
					}
				} else {
					continue;
				}
			}
			if (trim(elvalue)) {
				data += el.name + String.fromCharCode(9) + el.tagName
						+ String.fromCharCode(9) + el.type
						+ String.fromCharCode(9) + elvalue
						+ String.fromCharCode(9, 9);
			}
		}
	}

	if (!subject && !message && !ignoreempty) {
		return;
	}

	saveUserdata('forum_' + discuz_uid, data);
}

function fastUload() {
	appendscript(JSPATH + 'forum_post.js?' + VERHASH);
	safescript('forum_post_js', function() {
		uploadWindow(function(aid, url) {
			updatefastpostattach(aid, url)
		}, 'file')
	}, 100, 50);
}

function switchAdvanceMode(url) {
	var obj = $('postform')
			&& (($('fwin_newthread') && $('fwin_newthread').style.display == '') || ($('fwin_reply') && $('fwin_reply').style.display == '')) ? $('postform')
			: $('fastpostform');
	if (obj && obj.message.value != '') {
		saveData();
		url += (url.indexOf('?') != -1 ? '&' : '?') + 'cedit=yes';
	}
	location.href = url;
	return false;
}

function sidebar_collapse(lang) {
	if (lang[0]) {
		toggle_collapse('sidebar', null, null, lang);
		$('wrap').className = $('wrap').className == 'wrap with_side s_clear' ? 'wrap s_clear'
				: 'wrap with_side s_clear';
	} else {
		var collapsed = getcookie('collapse');
		collapsed = updatestring(collapsed, 'sidebar', 1);
		setcookie('collapse', collapsed, (collapsed ? 2592000 : -2592000));
		location.reload();
	}
}

function keyPageScroll(e, prev, next, url, page) {
	if (loadUserdata('is_blindman')) {
		return true;
	}
	e = e ? e : window.event;
	var tagname = BROWSER.ie ? e.srcElement.tagName : e.target.tagName;
	if (tagname == 'INPUT' || tagname == 'TEXTAREA')
		return;
	actualCode = e.keyCode ? e.keyCode : e.charCode;
	if (next && actualCode == 39) {
		window.location = url + '&page=' + (page + 1);
	}
	if (prev && actualCode == 37) {
		window.location = url + '&page=' + (page - 1);
	}
}

function announcement() {
	var ann = new Object();
	ann.anndelay = 3000;
	ann.annst = 0;
	ann.annstop = 0;
	ann.annrowcount = 0;
	ann.anncount = 0;
	ann.annlis = $('anc').getElementsByTagName("li");
	ann.annrows = new Array();
	ann.announcementScroll = function() {
		if (this.annstop) {
			this.annst = setTimeout(function() {
				ann.announcementScroll();
			}, this.anndelay);
			return;
		}
		if (!this.annst) {
			var lasttop = -1;
			for (i = 0; i < this.annlis.length; i++) {
				if (lasttop != this.annlis[i].offsetTop) {
					if (lasttop == -1)
						lasttop = 0;
					this.annrows[this.annrowcount] = this.annlis[i].offsetTop
							- lasttop;
					this.annrowcount++;
				}
				lasttop = this.annlis[i].offsetTop;
			}
			if (this.annrows.length == 1) {
				$('an').onmouseover = $('an').onmouseout = null;
			} else {
				this.annrows[this.annrowcount] = this.annrows[1];
				$('ancl').innerHTML += $('ancl').innerHTML;
				this.annst = setTimeout(function() {
					ann.announcementScroll();
				}, this.anndelay);
				$('an').onmouseover = function() {
					ann.annstop = 1;
				};
				$('an').onmouseout = function() {
					ann.annstop = 0;
				};
			}
			this.annrowcount = 1;
			return;
		}
		if (this.annrowcount >= this.annrows.length) {
			$('anc').scrollTop = 0;
			this.annrowcount = 1;
			this.annst = setTimeout(function() {
				ann.announcementScroll();
			}, this.anndelay);
		} else {
			this.anncount = 0;
			this.announcementScrollnext(this.annrows[this.annrowcount]);
		}
	};
	ann.announcementScrollnext = function(time) {
		$('anc').scrollTop++;
		this.anncount++;
		if (this.anncount != time) {
			this.annst = setTimeout(function() {
				ann.announcementScrollnext(time);
			}, 10);
		} else {
			this.annrowcount++;
			this.annst = setTimeout(function() {
				ann.announcementScroll();
			}, this.anndelay);
		}
	};
	ann.announcementScroll();
}

function removeindexheats() {
	return confirm('您确认要把此主题从热点主题中移除么？');
}

function showTypes(id, mod) {
	var o = $(id);
	if (!o)
		return false;
	var s = o.className;
	mod = isUndefined(mod) ? 1 : mod;
	var baseh = o.getElementsByTagName('li')[0].offsetHeight * 2;
	var tmph = o.offsetHeight;
	var lang = [ '展开', '收起' ];
	var cls = [ 'unfold', 'fold' ];
	if (tmph > baseh) {
		var octrl = document.createElement('li');
		octrl.className = cls[mod];
		octrl.innerHTML = lang[mod];

		o.insertBefore(octrl, o.firstChild);
		o.className = s + ' cttp';
		mod && (o.style.height = 'auto');

		octrl.onclick = function() {
			if (this.className == cls[0]) {
				o.style.height = 'auto';
				this.className = cls[1];
				this.innerHTML = lang[1];
			} else {
				o.style.height = '';
				this.className = cls[0];
				this.innerHTML = lang[0];
			}
		}
	}
}

var postpt = 0;
function fastpostvalidate(theform, noajaxpost) {
	if (postpt) {
		return false;
	}
	postpt = 1;
	setTimeout(function() {
		postpt = 0
	}, 2000);
	noajaxpost = !noajaxpost ? 0 : noajaxpost;
	s = '';
	if (typeof fastpostvalidateextra == 'function') {
		var v = fastpostvalidateextra();
		if (!v) {
			return false;
		}
	}
	if (theform.message.value == '' || theform.subject.value == '') {
		s = '抱歉，您尚未输入标题或内容';
		theform.message.focus();
	} else if (mb_strlen(theform.subject.value) > 80) {
		s = '您的标题超过 80 个字符的限制';
		theform.subject.focus();
	}
	if (!disablepostctrl
			&& ((postminchars != 0 && mb_strlen(theform.message.value) < postminchars) || (postmaxchars != 0 && mb_strlen(theform.message.value) > postmaxchars))) {
		s = '您的帖子长度不符合要求。\n\n当前长度: ' + mb_strlen(theform.message.value) + ' '
				+ '字节\n系统限制: ' + postminchars + ' 到 ' + postmaxchars + ' 字节';
	}
	if (s) {
		showError(s);
		doane();
		$('fastpostsubmit').disabled = false;
		return false;
	}
	$('fastpostsubmit').disabled = true;
	theform.message.value = theform.message.value
			.replace(
					/([^>=\]"'\/]|^)((((https?|ftp):\/\/)|www\.)([\w\-]+\.)*[\w\-\u4e00-\u9fa5]+\.([\.a-zA-Z0-9]+|\u4E2D\u56FD|\u7F51\u7EDC|\u516C\u53F8)((\?|\/|:)+[\w\.\/=\?%\-&~`@':+!]*)+\.(jpg|gif|png|bmp))/ig,
					'$1[img]$2[/img]');
	theform.message.value = parseurl(theform.message.value);
	if (!noajaxpost) {
		ajaxpost('fastpostform', 'fastpostreturn', 'fastpostreturn', 'onerror',
				$('fastpostsubmit'));
		return false;
	} else {
		return true;
	}
}

function checkpostrule(showid, extra) {
	var x = new Ajax();
	x.get('forum.php?mod=ajax&action=checkpostrule&inajax=yes&' + extra,
			function(s) {
				ajaxinnerhtml($(showid), s);
				evalscript(s);
			});
}

function updatefastpostattach(aid, url) {
	ajaxget('forum.php?mod=ajax&action=attachlist&posttime='
			+ $('posttime').value + (!fid ? '' : '&fid=' + fid), 'attachlist');
	$('attach_tblheader').style.display = '';
}

function succeedhandle_fastnewpost(locationhref, message, param) {
	location.href = locationhref;
}

function errorhandle_fastnewpost() {
	$('fastpostsubmit').disabled = false;
}

function atarget(obj) {
	obj.target = getcookie('atarget') > 0 ? '_blank' : '';
}

function setatarget(v) {
	$('atarget').className = 'y atarget_' + v;
	$('atarget').onclick = function() {
		setatarget(v == 1 ? -1 : 1);
	};
	setcookie('atarget', v, 2592000);
}

function loadData(quiet, formobj) {

	var evalevent = function(obj) {
		var script = obj.parentNode.innerHTML;
		var re = /onclick="(.+?)["|>]/ig;
		var matches = re.exec(script);
		if (matches != null) {
			matches[1] = matches[1].replace(/this\./ig, 'obj.');
			eval(matches[1]);
		}
	};

	var data = '';
	data = loadUserdata('forum_' + discuz_uid);
	var formobj = !formobj ? $('postform') : formobj;

	if (in_array((data = trim(data)), [ '', 'null', 'false', null, false ])) {
		if (!quiet) {
			showDialog('没有可以恢复的数据！', 'info');
		}
		return;
	}

	if (!quiet && !confirm('此操作将覆盖当前帖子内容，确定要恢复数据吗？')) {
		return;
	}

	var data = data.split(/\x09\x09/);
	for (var i = 0; i < formobj.elements.length; i++) {
		var el = formobj.elements[i];
		if (el.name != ''
				&& (el.tagName == 'SELECT' || el.tagName == 'TEXTAREA' || el.tagName == 'INPUT'
						&& (el.type == 'text' || el.type == 'checkbox'
								|| el.type == 'radio' || el.type == 'hidden'))) {
			for (var j = 0; j < data.length; j++) {
				var ele = data[j].split(/\x09/);
				if (ele[0] == el.name) {
					elvalue = !isUndefined(ele[3]) ? ele[3] : '';
					if (ele[1] == 'INPUT') {
						if (ele[2] == 'text') {
							el.value = elvalue;
						} else if ((ele[2] == 'checkbox' || ele[2] == 'radio')
								&& ele[3] == el.value) {
							el.checked = true;
							evalevent(el);
						} else if (ele[2] == 'hidden') {
							eval('var check = typeof ' + el.id
									+ '_upload == \'function\'');
							if (check) {
								var v = elvalue.split(/\x01/);
								el.value = v[0];
								if (el.value) {
									if ($(el.id + '_url') && v[1]) {
										$(el.id + '_url').value = v[1];
									}
									eval(el.id + '_upload(\'' + v[0] + '\', \''
											+ v[1] + '\')');
									if ($('unused' + v[0])) {
										var attachtype = $('unused' + v[0]).parentNode.parentNode.parentNode.parentNode.id
												.substr(11);
										$('unused' + v[0]).parentNode.parentNode.outerHTML = '';
										$('unusednum_' + attachtype).innerHTML = parseInt($('unusednum_'
												+ attachtype).innerHTML) - 1;
										if ($('unusednum_' + attachtype).innerHTML == 0
												&& $('attachnotice_'
														+ attachtype)) {
											$('attachnotice_' + attachtype).style.display = 'none';
										}
									}
								}
							}

						}
					} else if (ele[1] == 'TEXTAREA') {
						if (ele[0] == 'message') {
							if (!wysiwyg) {
								textobj.value = elvalue;
							} else {
								editdoc.body.innerHTML = bbcode2html(elvalue);
							}
						} else {
							el.value = elvalue;
						}
					} else if (ele[1] == 'SELECT') {
						if ($(el.id + '_ctrl_menu')) {
							var lis = $(el.id + '_ctrl_menu')
									.getElementsByTagName('li');
							for (var k = 0; k < lis.length; k++) {
								if (ele[3] == lis[k].k_value) {
									lis[k].onclick();
									break;
								}
							}
						} else {
							for (var k = 0; k < el.options.length; k++) {
								if (ele[3] == el.options[k].value) {
									el.options[k].selected = true;
									break;
								}
							}
						}
					}
					break;
				}
			}
		}
	}
	if ($('rstnotice')) {
		$('rstnotice').style.display = 'none';
	}
	extraCheckall();
}

var checkForumcount = 0, checkForumtimeout = 30000, checkForumnew_handle;
function checkForumnew(fid, lasttime) {
	var timeout = checkForumtimeout;
	var x = new Ajax();
	x
			.get(
					'forum.php?mod=ajax&action=forumchecknew&fid=' + fid
							+ '&time=' + lasttime + '&inajax=yes',
					function(s) {
						if (s > 0) {
							var table = $('separatorline').parentNode;
							if (!isUndefined(checkForumnew_handle)) {
								clearTimeout(checkForumnew_handle);
							}
							removetbodyrow(table, 'forumnewshow');
							var colspan = table.getElementsByTagName('tbody')[0].rows[0].children.length;
							var checknew = {
								'tid' : '',
								'thread' : {
									'common' : {
										'className' : '',
										'val' : '<a href="javascript:void(0);" onclick="ajaxget(\'forum.php?mod=ajax&action=forumchecknew&fid='
												+ fid
												+ '&time='
												+ lasttime
												+ '&uncheck=1&inajax=yes\', \'forumnew\');">有新回复的主题，点击查看',
										'colspan' : colspan
									}
								}
							};
							addtbodyrow(table, [ 'tbody' ], [ 'forumnewshow' ],
									'separatorline', checknew);
						} else {
							if (checkForumcount < 50) {
								if (checkForumcount > 0) {
									var multiple = Math
											.ceil(50 / checkForumcount);
									if (multiple < 5) {
										timeout = checkForumtimeout
												* (5 - multiple + 1);
									}
								}
								checkForumnew_handle = setTimeout(function() {
									checkForumnew(fid, lasttime);
								}, timeout);
							}
						}
						checkForumcount++;
					});

}
function checkForumnew_btn(fid) {
	if (isUndefined(fid))
		return;
	ajaxget('forum.php?mod=ajax&action=forumchecknew&fid=' + fid + '&time='
			+ lasttime + '&uncheck=2&inajax=yes', 'forumnew', 'ajaxwaitid');
	lasttime = parseInt(Date.parse(new Date()) / 1000);
}

function display_blocked_thread() {
	var table = $('threadlisttableid');
	if (!table) {
		return;
	}
	var tbodys = table.getElementsByTagName('tbody');
	for (i = 0; i < tbodys.length; i++) {
		var tbody = tbodys[i];
		if (tbody.style.display == 'none') {
			table.appendChild(tbody);
			tbody.style.display = '';
		}
	}
	$('hiddenthread').style.display = 'none';
}

function addtbodyrow(table, insertID, changename, separatorid, jsonval) {
	if (isUndefined(table) || isUndefined(insertID[0])) {
		return;
	}

	var insertobj = document.createElement(insertID[0]);
	var thread = jsonval.thread;
	var tid = !isUndefined(jsonval.tid) ? jsonval.tid : '';

	if (!isUndefined(changename[1])) {
		removetbodyrow(table, changename[1] + tid);
	}

	insertobj.id = changename[0] + tid;
	if (!isUndefined(insertID[1])) {
		insertobj.className = insertID[1];
	}
	if ($(separatorid)) {
		table.insertBefore(insertobj, $(separatorid).nextSibling);
	} else {
		table.insertBefore(insertobj, table.firstChild);
	}
	var newTH = insertobj.insertRow(-1);
	for ( var value in thread) {
		if (value != 0) {
			var cell = newTH.insertCell(-1);
			if (isUndefined(thread[value]['val'])) {
				cell.innerHTML = thread[value];
			} else {
				cell.innerHTML = thread[value]['val'];
			}
			if (!isUndefined(thread[value]['className'])) {
				cell.className = thread[value]['className'];
			}
			if (!isUndefined(thread[value]['colspan'])) {
				cell.colSpan = thread[value]['colspan'];
			}
		}
	}

	if (!isUndefined(insertID[2])) {
		_attachEvent(insertobj, insertID[2], function() {
			insertobj.className = '';
		});
	}
}
function removetbodyrow(from, objid) {
	if (!isUndefined(from) && $(objid)) {
		from.removeChild($(objid));
	}
}

function leftside(id) {
	$(id).className = $(id).className == 'a' ? '' : 'a';
	if (id == 'lf_fav') {
		setcookie('leftsidefav', $(id).className == 'a' ? 0 : 1, 2592000);
	}
}
var DTimers = new Array();
var DItemIDs = new Array();
var DTimers_exists = false;
function settimer(timer, itemid) {
	if (timer && itemid) {
		DTimers.push(timer);
		DItemIDs.push(itemid);
	}
	if (!DTimers_exists) {
		setTimeout("showtime()", 1000);
		DTimers_exists = true;
	}
}
function showtime() {
	for (i = 0; i <= DTimers.length; i++) {
		if (DItemIDs[i]) {
			if (DTimers[i] == 0) {
				$(DItemIDs[i]).innerHTML = '已结束';
				DItemIDs[i] = '';
				continue;
			}
			var timestr = '';
			var timer_day = Math.floor(DTimers[i] / 86400);
			var timer_hour = Math.floor((DTimers[i] % 86400) / 3600);
			var timer_minute = Math.floor(((DTimers[i] % 86400) % 3600) / 60);
			var timer_second = (((DTimers[i] % 86400) % 3600) % 60);
			if (timer_day > 0) {
				timestr += timer_day + '天';
			}
			if (timer_hour > 0) {
				timestr += timer_hour + '小时'
			}
			if (timer_minute > 0) {
				timestr += timer_minute + '分'
			}
			if (timer_second > 0) {
				timestr += timer_second + '秒'
			}
			DTimers[i] = DTimers[i] - 1;
			$(DItemIDs[i]).innerHTML = timestr;
		}
	}
	setTimeout("showtime()", 1000);
}
function fixed_top_nv(eleid, disbind) {
	this.nv = eleid && $(eleid) || $('nv');
	this.openflag = this.nv && BROWSER.ie != 6;
	this.nvdata = {};
	this.init = function(disattachevent) {
		if (this.openflag) {
			if (!disattachevent) {
				var obj = this;
				_attachEvent(window, 'resize', function() {
					obj.reset();
					obj.init(1);
					obj.run();
				});
				var switchwidth = $('switchwidth');
				if (switchwidth) {
					_attachEvent(switchwidth, 'click', function() {
						obj.reset();
						obj.openflag = false;
					});
				}
			}

			var next = this.nv;
			try {
				while ((next = next.nextSibling).nodeType != 1
						|| next.style.display === 'none') {
				}
				this.nvdata.next = next;
				this.nvdata.height = parseInt(this.nv.offsetHeight, 10);
				this.nvdata.width = parseInt(this.nv.offsetWidth, 10);
				this.nvdata.left = this.nv.getBoundingClientRect().left
						- document.documentElement.clientLeft;
				this.nvdata.position = this.nv.style.position;
				this.nvdata.opacity = this.nv.style.opacity;
			} catch (e) {
				this.nvdata.next = null;
			}
		}
	};

	this.run = function() {
		var fixedheight = 0;
		if (this.openflag && this.nvdata.next) {
			var nvnexttop = document.body.scrollTop
					|| document.documentElement.scrollTop;
			var dofixed = nvnexttop !== 0
					&& document.documentElement.clientHeight >= 15
					&& this.nvdata.next.getBoundingClientRect().top
							- this.nvdata.height < 0;
			if (dofixed) {
				if (this.nv.style.position != 'fixed') {
					this.nv.style.borderLeftWidth = '0';
					this.nv.style.borderRightWidth = '0';
					this.nv.style.height = this.nvdata.height + 'px';
					this.nv.style.width = this.nvdata.width + 'px';
					this.nv.style.top = '0';
					this.nv.style.left = this.nvdata.left + 'px';
					this.nv.style.position = 'fixed';
					this.nv.style.zIndex = '199';
					this.nv.style.opacity = 0.85;
				}
			} else {
				if (this.nv.style.position != this.nvdata.position) {
					this.reset();
				}
			}
			if (this.nv.style.position == 'fixed') {
				fixedheight = this.nvdata.height;
			}
		}
		return fixedheight;
	};
	this.reset = function() {
		if (this.nv) {
			this.nv.style.position = this.nvdata.position;
			this.nv.style.borderLeftWidth = '';
			this.nv.style.borderRightWidth = '';
			this.nv.style.height = '';
			this.nv.style.width = '';
			this.nv.style.opacity = this.nvdata.opacity;
		}
	};
	if (!disbind && this.openflag) {
		this.init();
		_attachEvent(window, 'scroll', this.run);
	}
}
var previewTbody = null, previewTid = null, previewDiv = null;
function previewThread(tid, tbody) {
	if (!$('threadPreviewTR_' + tid)) {
		appendscript(JSPATH + 'forum_viewthread.js?' + VERHASH);

		newTr = document.createElement('tr');
		newTr.id = 'threadPreviewTR_' + tid;
		newTr.className = 'threadpre';
		$(tbody).appendChild(newTr);
		newTd = document.createElement('td');
		newTd.colSpan = listcolspan;
		newTd.className = 'threadpretd';
		newTr.appendChild(newTd);
		newTr.style.display = 'none';

		previewTbody = tbody;
		previewTid = tid;

		if (BROWSER.ie) {
			previewDiv = document.createElement('div');
			previewDiv.id = 'threadPreview_' + tid;
			previewDiv.style.id = 'none';
			var x = Ajax();
			x.get('forum.php?mod=viewthread&tid=' + tid
					+ '&inajax=1&from=preview', function(ret) {
				var evaled = false;
				if (ret.indexOf('ajaxerror') != -1) {
					evalscript(ret);
					evaled = true;
				}
				previewDiv.innerHTML = ret;
				newTd.appendChild(previewDiv);
				if (!evaled)
					evalscript(ret);
				newTr.style.display = '';
			});
		} else {
			newTd.innerHTML += '<div id="threadPreview_' + tid + '"></div>';
			ajaxget('forum.php?mod=viewthread&tid=' + tid + '&from=preview',
					'threadPreview_' + tid, null, null, null, function() {
						newTr.style.display = '';
					});
		}
	} else {
		$(tbody).removeChild($('threadPreviewTR_' + tid));
		previewTbody = previewTid = null;
	}
}

function hideStickThread(tid) {
	var pre = 'stickthread_';
	var tids = (new Function("return (" + (loadUserdata('sticktids') || '[]')
			+ ")"))();
	var format = function(data) {
		var str = '{';
		for ( var i in data) {
			if (data[i] instanceof Array) {
				str += i + ':' + '[';
				for (var j = data[i].length - 1; j >= 0; j--) {
					str += data[i][j] + ',';
				}
				;
				str = str.substr(0, str.length - 1);
				str += '],';
			}
		}
		str = str.substr(0, str.length - 1);
		str += '}';
		return str;
	};
	if (!tid) {
		if (tids.length > 0) {
			for (var i = tids.length - 1; i >= 0; i--) {
				var ele = $(pre + tids[i]);
				if (ele) {
					ele.parentNode.removeChild(ele);
				}
			}
			;
		}
	} else {
		var eletbody = $(pre + tid);
		if (eletbody) {
			eletbody.parentNode.removeChild(eletbody);
			tids.push(tid);
			saveUserdata('sticktids', '[' + tids.join(',') + ']');
		}
	}
	var clearstickthread = $('clearstickthread');
	if (clearstickthread) {
		if (tids.length > 0) {
			$('clearstickthread').style.display = '';
		} else {
			$('clearstickthread').style.display = 'none';
		}
	}
	var separatorline = $('separatorline');
	if (separatorline) {
		try {
			if (typeof separatorline.previousElementSibling === 'undefined') {
				var findele = separatorline.previousSibling;
				while (findele && findele.nodeType != 1) {
					findele = findele.previousSibling;
				}
				if (findele === null) {
					separatorline.parentNode.removeChild(separatorline);
				}
			} else {
				if (separatorline.previousElementSibling === null) {
					separatorline.parentNode.removeChild(separatorline);
				}
			}
		} catch (e) {
		}
	}
}
function viewhot() {
	var obj = $('hottime');
	window.location.href = "forum.php?mod=forumdisplay&filter=hot&fid="
			+ obj.getAttribute('fid') + "&time=" + obj.value;
}
function clearStickThread() {
	saveUserdata('sticktids', '[]');
	location.reload();
}
